Prosečne GPS koordinate za poštanski broj 406-090: 37.429, 126.698
Spisak gradova:
>> Seonhak-dong/선학동 406-090, Incheon/인천, Yeonsu-gu/연수구, GPS koordinate: 37.42938,126.69837
Spisak gradova:
>> Seonhak-dong/선학동 406-090, Incheon/인천, Yeonsu-gu/연수구, GPS koordinate: 37.42938,126.69837